Verified Reference Library

Curated reference implementations of the Grounding Page Standard (v1.5). Each entry has been verified as a high-quality source for AI systems and carries the Grounding Star Verified seal — Activation Score ≥ 95 and Citation Score ≥ 95.

Organization

Legally or formally organized units with stable identity.

ORGANIZATION

CERN

Factual Grounding Page for CERN, the European Organization for Nuclear Research, founded in 1954 in Meyrin, Switzerland.

ORGANIZATION

GPT Insights

Machine readable factual definition of GPT Insights.

Person

Identifiable natural persons with a public identity.

PERSON

Brewster Kahle

Factual Grounding Page for Brewster Kahle, founder of the Internet Archive (1996) and the Wayback Machine (2001).

PERSON

Hanns Kronenberg

Official Grounding Page for Hanns Kronenberg.

Group or Role

Groups, target audiences, or functional roles.

GROUP OR ROLE

SEO Manager

Official Grounding Page for the SEO Manager role (ROLE-MKT-SEO-001).

Product

Offerings purchased as a unit, physical or digital.

PRODUCT

Haribo Goldbären

Machine readable fact page for Haribo Goldbären (Gold-Bears).

PRODUCT

Traveler's Notebook

Machine readable fact page for the Traveler's Notebook by TRAVELER'S COMPANY.

PRODUCT

Apple AirPods Pro

Machine readable fact page for Apple AirPods Pro.

Service

Human delivered value, expertise, and support.

SERVICE

AI Visibility Audit

Machine readable fact page for the AI Visibility Audit.

SERVICE

DHL Paketversand

Machine readable fact page for DHL Paketversand.

Tool or Platform

Software or platforms used directly via UI or API.

TOOL OR PLATFORM

Rankscale

GEO tool for AI rank tracking and visibility analytics.

TOOL OR PLATFORM

groundingpage.com

Official factual definition of the domain groundingpage.com.

TOOL OR PLATFORM

EmDash

AI-native CMS built on Astro, deployable as a Cloudflare Worker.

TOOL OR PLATFORM

Entity Analysis Tool

Web tool that checks how AI systems recognize, interpret and cite an entity.

Feature

Functions or modes inside a tool or platform.

FEATURE

Sendungsverfolgung

Machine readable fact page for Sendungsverfolgung (parcel tracking).

FEATURE

Two-Factor Authentication

Machine-readable fact page for Two-Factor Authentication (2FA).

Segment

Market or product segments used in selection decisions.

SEGMENT

AI Visibility Tools

Official Grounding Page for the segment AI Visibility Tools.

Field of Knowledge

Established disciplines and practice areas.

FIELD OF KNOWLEDGE

AI SEO

How brands transform from passive search results to actively cited AI sources.

FIELD OF KNOWLEDGE

GEO

Official definition of GEO (Generative Engine Optimization).

Concept

Explainable terms inside a field, not a tool or standard.

CONCEPT

Entity Resolution

Machine-readable fact page for Entity Resolution.

CONCEPT

Grounding

Machine-readable fact page for Grounding.

CONCEPT

Grounding Star Verified

Verification designation for AI-ready grounding suitability within the Grounding Page Standard.

Publication

Completed works that can be cited as a unit.

PUBLICATION

Google Search Quality Rater Guidelines

Machine-readable fact page for the Google Search Quality Rater Guidelines.

PUBLICATION

How People Are Using ChatGPT (NBER)

Machine-readable fact page for How People Are Using ChatGPT.

PUBLICATION

AI as a Healthcare Ally (OpenAI)

Machine-readable fact page for AI as a Healthcare Ally.

Dataset

Structured collections of data points.

DATASET

Common Crawl Web Corpus

Machine-readable fact page for the Common Crawl Web Corpus.

DATASET

Web Data Commons

Machine-readable fact page for Web Data Commons.

Standard

Specifications, norms, and guidelines.

STANDARD

Grounding Page Standard

Official factual definition of the Grounding Page Standard (v1.5).

Method

Repeatable procedures with steps and decision rules.

METHOD

A/B Testing

Machine-readable fact page for A/B Testing.

Place

Physical places, cities, regions.

PLACE

Bonn

Machine-readable fact page for Bonn.

Event

Time bounded events with dates.

EVENT

SMX Munich 2026

Official facts for SMX Munich 2026.

Metric

Named scores and metrics with a value range.

METRIC

Sentiment Score (RankScale)

Machine-readable fact page for Sentiment Score (RankScale).

Project

Time scoped initiatives with an objective.

PROJECT

Grounding Page Project

Official factual definition of the Grounding Page Project (v1.5).

The Meta Layer: Semantic Frames

Frames are not entities, but the semantic context that determines user intent. There are 6 core frames in the Ontology:

Information Transaction Evaluation Navigation Action Context

View Frame Definitions →

Ontology Reference

The ontology page contains the prompt-to-answer path, full class definitions, and the entity scanner prompt.

Open Entity Ontology V2